117P/Helin-Roman-Alu (Record n° 25078)
Orbital period : 8.25 years
NASA/JPL elements
IAU/MPC elements
On 2022 Feb 14 08h48 UT by Pierre Traverse
(Copyright Pierre Traverse)Nuclear magnitude (m2) 15.5 m2 standard deviation 0.3 Aperture radius used for m2 6 " r (dist/Sun) 3.122 AU d (dist/Earth) 3.542 AU Right ascension 17 50 08.08 h m s Declination -25 12 58.6 ° ' " MPC report COD X03
CON P. Traverse [pierre.traverse@orange.fr]
OBS J. L. Virlichie, P. Traverse, H. Roy
MEA P. Traverse
TEL 0.35-m f/4.7 Newtonian reflector + CCD
ACK MPCReport file updated 2022.02.14 18:32:21
AC2 pierre.traverse@orange.fr
NET Gaia DR2
0117P C2022 02 14.36681 17 50 08.08 -25 12 58.6 15.5 G X03
0117P KC2022 02 14.38316 17 50 09.53 -25 13 01.0 15.9 G X03
0117P C2022 02 14.39492 17 50 10.55 -25 13 02.4 15.1 G X03
Instrumental configuration Config1 Instrument ONTC 350mm Instrument type Newton Instrument aperture (0=naked eye) 350 mm Instrument focale length 1645 mm Instrument focale/diameter 4.7 Filter(s) L Camera Moravian G3 16200 Sensor CCD Sensor pixels number 3640x4540 Sensor temperature -20 °C Binning 2x2 Mount SW EQ8 Motorization No Autoguide Yes Exposure details 37x120s Observatory MPC code X03 Location Monte Patria Chili Reference stars catalog Gaia DR2
Used softwares ASTROMETRICA Resulting picture sampling (scale) 1.4 "/pix Observation submission date 2022 Feb 14 18h38m11s Observation modification date 2022 Feb 14 22h48m21s